The Red Hat certification system is rhct rhce rhca, and the security expert rhcss rhce is a separate certificate for installation and deployment of Linux local use,
Exclude local network clients and local systems. It's about the scope of the exam. The exam is 3600 plus the training fee of 3200. A total of 6800. If you have the ability
You can skip the training institution
You can access RedHat
Q: Red Hat 5 Enterprise Edition-DHCP fault [experimental environment]-Linux general technology-Linux technology and application information. Read the following for details. In the lab environment:
1. The first linux host [DHCP server], IP Address: 10.0.0.2 Gateway: 10.0.0.1. The dhcp address pool is configured as follows:
2, the second linux host [dhcp relay]
This article is based on Goland's official documentation and my own practice, a basic guide to the configuration of the Go Language environment on Linux systems, using the Linux version: Red Hat Enterprise linux Server release 7.5 (Maipo )First, we should go to the download website: www.Jetbrains.com
WebsiteWe select the languages option at the top to see the fol
Gate One requires the system to meet the following two prerequisites, (1)python:2.6+ or 3.2+ (2)Tornado Framework 2.2+The following command enters from the root directory :of these two Linux is a basic self-bring, check to see if there are any installed:$ python–v (to check Python version)then install Pip , command:$--no-check-certificate https://bootstrap.pypa.io/get-pip.py$ python get-pip.pyInstall tornado,$ pip Install tornadoAfter the installation is complete, let's verify our environment,$
One, install Red Hat Enterprise Linux 4 system,
System installation is relatively easy, it should be noted that
1, to choose the installation of English, so that the Oracle installation will not garbled.
2, the installation process has a choice of installation package interface, the server option package please select all
3, does not turn on the firewall, doe
See if MySQL is installedRpm-qa | grep MySQLUninstall MySQLRpm-e–nodepsUnzip MySQLTAR-XVF Mysql-5.7.11-1.el7.x86_64.rpm-bundle.tarInstall MySQLYum Install mysql-community-{client,common,libs}-*RPM-IVH mysql-community-server-5.7.11-1.el7.x86_64.rpmStart the MySQL serviceSystemctl Start Mysqld.serviceGenerate Random passwordsgrep ' temporary password '/var/log/mysqld.log2016-03-15t11:25:13.632616z 1 [Note] A temporary password is generated for [email pr
address of the NIC is changed to complete.Another way is to modify the NIC configuration file Ifcfg-ethx, add a similar format to the MAC address: Hwaddr=00:aa:bb:cc:dd:ee.VSFTPD Configuration of server configurationInstallation and startup1. Use the following command to query whether it is installed:#rpm-qa|grep vsftpdVsftpd-2.0.5-10.e15If the above results are present, the installation is indicated. If it is not installed, you can find the installa
#mkdir/media/cdrom#mount/dev/cdrom/media/cdrom. Local Disc mirroringMount-o loop-t Iso9600/mnt/cdrom/your-iso/media/cdrom. Hanging on DVD image file#cd/ETC/YUM.REPOS.D#ls[[email protected] yum.repos.d]# lsRhel-source.repo#vim Rhel-source.repo[Rhel-source]name=red Hat Serverbaseurl= File:///media/cdrom/Server (* * * * this is NOT packages!!!)Enabled=1Gpgcheck=1Gpg
Red Hat Linux Fault location technology detailed and examples (2) 2011-09-28 14:26 beareyes.comI want to comment (0) font size:T | T On-line fault location is in the event of a fault, the operating system environment is still accessible, fault handlers can be logged into the operating system through console, SSH, etc., in the shell to perform a variety of operation commands or test procedures in the manner
1, first confirm whether the VNC installationBy default, the Red Hat Enterprise Linux Installer installs the VNC service on the system.Use the RPM command to check if VNC is installed and display the software name if it is installed:[Email protected]/]# Rpm-qa | grep VNCVnc-server-4.1.2-14.el5_6.6.x86_64If the software name is not displayed if it is not install
-shell-3.0.2 mongodb-org-mongos-3.0.2 mongodb-org-tools-3.0.2
You can also define any available MongoDB version, and Yum will automatically update the MONGODB package when there is an updated version. To prevent inadvertent updates, you can use the Exclude directive in/etc/yum.conf, such as:Exclude=mongodb-org,mongodb-org-server,mongodb-org-shell,mongodb-org-mongos,mongodb-org-tools
3. Related configuration:
If the firewall is turned on, SELinux mu
stable service operation.
RHCS provides the storage cluster function through the GFS file system. GFS is short for GlobalFileSystem. It allows multiple services to read and write a single shared file system at the same time, by placing shared data in a shared file system, a storage cluster eliminates the trouble of synchronizing data between applications. GFS is a distributed file system that uses the lock management mechanism, to coordinate and manage the read and write operations of multiple
You'll need about 2.5 GB for the database software. If you perform a typical database installation and don't a customized database installation, then you'll need about 3.5 GB of disk space.
6, "Binutils" Issue (If you fond following error)
Q: "Error invoking target install of makefile/opt/oracle/product/9.0.1/plsql/lib/ins_plsql.mk"
A:This obviates the need to change binutils
Download the following Binutil RPM version and downgrade Binutil on the Oracle
compilation.Execute the "make" command for software compilationRun "make install" to complete installation.Run "make clean" to delete temporary files.
How?It is usually placed in the/usr/local/bin directory. For details, see the install/readme file.
X Windows IntroductionGhome and KDE DesktopSwitch Desktop# Switchdesk KDE
Install Chinese Input MethodSome commands
Network applications1. netconf2. ifconfigIfconfig eth0 192.168.0.1 (Format: ifconfig network device name IP address)
Network Configur
Find a more convenient installation method, download the compressed package directly, unzip the directory into the/usr/local directory, and then add the Mongodb/bin to the path. This makes it possible to use the following:
Reference: http://www.runoob.com/mongodb/mongodb-linux-install.html
Download the installation package and unzip the tgz (the installation on 64-bit Linux is shown below).
curl-o https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.0.6.tgz # download
tar-zxvf Mongodb-linu
Red Hat Enterprise Linux 6 Configuring the Yum source for CentOSIntroduction: Because the use of Redhat official Yum source needs to register to purchase the Server service, otherwise you will be prompted to register, or can not find the source of Rehat. But CentOS is the free version of Redhat, except for log and some unimportant things, the others are the same.
Today, there is a Red Hat server installation time too long, and the installer forgot the root password, only remember their username password (chenfeng/123), do?
Later, the data were finally resolved.
After the boot appears the System selection interface, in red Hat Linux
Red Hat virtualization, which is RHCVA. After the test, after nothing to find the material to build this RHCVA environment. If there is anything wrong, please point it out.
OK, virtualization has nothing to understand, direct Google Red Hat virtualization. Here's how to get ready to build the environment. This environ
Oracle 10g installed on Red Hat AS4 has many related examples on the Internet. I will only make reference for this.
1> install AS4
Put the CD in and so on. Now we are talking about partitions, which are usually divided into two parts.
I>/root directory,/boot and swap
-Swap partitions are generally twice the memory, but you can also use more. www.bkjia.com depends on your actual needs.
-In the/boot guide are
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